Free Hanging Handle Push Button Latch, For Out Swinging Wood Or Metal Doors, Fits 3/4″ To 1-1/4″ Doors, Installation Hole Spacing 1-3/4″, Installs In Three 5/16″ Holes, Contains 2 Sizes Of Strikes & Shims To Provide Adjustment For Latching, No Lock Out Feature Prevents Accidental Lock Out, Can Be Converted To Key Locking Set, Use V3 Cylinder.